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Finding the Fourth Proportional to 468,007.20, 645,794.37 and 264,046.23

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Solution

The fourth proportional to 468,007.20, 645,794.37 and 264,046.23 is: 364,352.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,007.20 : 645,794.37 = 264,046.23 : x
  2. Step 2: Convert to fraction form
    468,007.20/645,794.37 = 264,046.23/x
  3. Step 3: Cross multiply
    468,007.20x = 645,794.37 × 264,046.23
  4. Step 4: Simplify right side
    468,007.20x = 170,519,568,753.73
  5. Step 5: Solve for x
    x = 170,519,568,753.73/468,007.20
  6. Step 6: Final answer
    x = 364,352.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.